ABC World News Tonight (1953 - Current)

ABC's Nightly news program. Originally began in 1953 as John Charles Daly and the News. In 1973 it was renamed World News Tonight and extended to a half hour. In 1983, the show was first anchored by Peter Jennings, one of America's most well-known anchors. Charles Gibson took over in 2006 lasting until 2009. Diane Sawyer took over from him in 2009 and she lasted until September 2014. The show is currently anchored by David Muir.